Ramzi El-Fekih, CEO of Creova, stands in his server room in Tunis. He has built a mobile payments company, but because of banking restrictions, Tunisians can use his product only for domestic purchases. Aarti Shahani/NPR hide caption

itoggle caption Aarti Shahani/NPR

Feminist critic Anita Sarkeesian, seen here filming her Tropes vs. Women web series, recently canceled a talk at Utah State University after the school received threats of a mass shooting at the event. Jonathan McIntosh hide caption

itoggle caption Jonathan McIntosh

A technician opens a vessel containing women's frozen egg cells in April 2011 in Amsterdam. AFP/Getty Images hide caption

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Corn farmer Jerry McCulley sprays the weedkiller glyphosate across his cornfield in Auburn, Ill., in 2010. An increasing number of weeds have now evolved resistance to the chemical. Seth Perlman/AP hide caption

itoggle caption Seth Perlman/AP